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Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 07:09

General

  • Target

    c4263eedfb23dffe6ac1c07b45338e9b9a2288da8feb9a19b45e7ad95e257e4e.exe

  • Size

    31KB

  • MD5

    fd530ae0f6e6fdb38036e32eb07b3695

  • SHA1

    5b30d47314aee4994a28c6a43cb3e9b78cb5d200

  • SHA256

    c4263eedfb23dffe6ac1c07b45338e9b9a2288da8feb9a19b45e7ad95e257e4e

  • SHA512

    a1adf65a0e7e0fda25a5421de1b5d2ca233a63c0e246a9ab4a92c379e3bc35066db97df4ade3e26035b3f0521c6d57b3caa89eb1b06f3f489f3460169bf775a6

  • SSDEEP

    768:d0Sy2olh4l/nHCwGx9EEJqVJ9RFocTbWBemUsaXnbcuyD7UcNWGn:dq/lhgCwGrE+qVJ9QpBe/saXnouy8cx

Malware Config

Signatures

  • UAC bypass 3 TTPs 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c4263eedfb23dffe6ac1c07b45338e9b9a2288da8feb9a19b45e7ad95e257e4e.exe
    "C:\Users\Admin\AppData\Local\Temp\c4263eedfb23dffe6ac1c07b45338e9b9a2288da8feb9a19b45e7ad95e257e4e.exe"
    1⤵
    • UAC bypass
    • Loads dropped DLL
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • System policy modification
    PID:1720

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Windows\SysWOW64\7090479.DLL

    Filesize

    12.1MB

    MD5

    d847b00c20efb144d9ebf04ac633e6ed

    SHA1

    6cfeeb6c1b8d906fb1ed98a14bb97da04348a2f9

    SHA256

    1d619298f30ec8d5b665a0d8be7ac41676951a20ea419963d8dde43a6ea4682e

    SHA512

    6c82be6981928d162a55646b724ff5ad0328cd9e49a292d3776a28a16c5c3930492cfd058e970b41cc5f324ac12c56363d58b62307514dae537acdbdf203e11c

  • memory/1720-54-0x00000000765B1000-0x00000000765B3000-memory.dmp

    Filesize

    8KB

  • memory/1720-55-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/1720-57-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB